The idea that extreme climate change could one day cause a mass extinction and end the human dominance is not as farfetched ...

A mass extinction event is a term used to describe a large-scale event that wipes out species. It is usually not a short, one-time incident but rather something that occurs over thousands or millions ...

Roughly 234 million years ago, Earth’s continents were fused into one massive landmass, and life as we know it was on the ...

Everyone knows that dinosaurs are extinct, and most people have some idea about how it might have occurred. But the exact periods in history when it happened are less well known. Was it a single ...

Add Yahoo as a preferred source to see more of our stories on Google. Sharks might be the all time bullet-dodging champions. They’ve been around for about 450 million years, longer than trees, longer ...

The Jurassic Period is one of the three prehistoric geological periods of the Mesozoic Era. It spans from 145 million to 201 million years ago. This period was preceded by the Triassic Period and ...

Around 300 tree species grow in 125 acres of old-growth forest at Barro Colorado Island, Panama. (Photo by Christian Ziegler) (CN) — Protecting biodiversity in even just a tiny percentage of the Earth ...

About 66 million years ago – perhaps on a downright unlucky day in May – an asteroid smashed into our planet. Even groups that weathered the catastrophe, such as mammals, fishes and flowering plants, ...

(CNN) — No species lasts forever — extinction is part of the evolution of life. But at least five times, a biological catastrophe has engulfed the planet, killing off the vast majority of species from ...

A pair of Sacabambaspis fish, around 35 cm in length, which had distinct, forward-facing eyes and an armored head. No fossils of animals like Sacabambaspis from after the Late Ordovician Mass ...